export function assertValidReleaseConfig()

in ng-dev/release/config/index.ts [92:133]

• 37 lines of code
• 13 McCabe index (conditional complexity)

export function assertValidReleaseConfig<T>(
  config: T & Partial<DevInfraReleaseConfig>,
): asserts config is T & DevInfraReleaseConfig {
  // List of errors encountered validating the config.
  const errors: string[] = [];

  if (config.release === undefined) {
    throw new ConfigValidationError('No configuration provided for `release`');
  }
  if (config.release.representativeNpmPackage === undefined) {
    errors.push(`No "representativeNpmPackage" configured for releasing.`);
  }
  if (config.release.npmPackages === undefined) {
    errors.push(`No "npmPackages" configured for releasing.`);
  }
  if (config.release.buildPackages === undefined) {
    errors.push(`No "buildPackages" function configured for releasing.`);
  }

  if (config.release.representativeNpmPackage && config.release.npmPackages) {
    const representativePkgEntry = config.release.npmPackages.find(
      (pkg) => pkg.name === config.release?.representativeNpmPackage,
    );

    if (representativePkgEntry === undefined) {
      errors.push(
        `Configured "representativeNpmPackage" (${representativePkgEntry}) does not match ` +
          `a package in "npmPackages".`,
      );
    } else if (representativePkgEntry.experimental) {
      errors.push(
        `Configured "representativeNpmPackage" (${representativePkgEntry}) corresponds to an ` +
          `experimental package. The representative NPM package is expected to be a ` +
          `long-standing and non-experimental package of the project.`,
      );
    }
  }

  if (errors.length) {
    throw new ConfigValidationError('Invalid `release` configuration', errors);
  }
}